What is the process of cutting up a sheetofpiezoceramic into desirable sizes

What is the process of cutting up a sheetofpiezoceramic into desirable sizes

A special diamond saw is used for cutting ceramic. By using a straight edge or a razor blade, small prototype parts can be cut from piezoceramic sheet stock for making controlled break and to score the piezo surface. This method yield repeated cuts or straight-sided parts even with practice. This is something once must choose himself.